That would be a very lengthy and expensive task with far-reaching consequences, and to date there has been no success in achieving uniform rules, except in the Andean Community, which has community rules in this sphere.
Sería una tarea larga y costosa con amplias consecuencias, y hasta la fecha no se ha logrado formular reglas uniformes, salvo en la Comunidad Andina, que dispone de reglas comunitarias en ese ámbito.